NL7809627A - CONTROL DEVICE FOR AN OPTICAL WRITING REGISTRATION / DISPLAY DEVICE. - Google Patents
CONTROL DEVICE FOR AN OPTICAL WRITING REGISTRATION / DISPLAY DEVICE.Info
- Publication number
- NL7809627A NL7809627A NL7809627A NL7809627A NL7809627A NL 7809627 A NL7809627 A NL 7809627A NL 7809627 A NL7809627 A NL 7809627A NL 7809627 A NL7809627 A NL 7809627A NL 7809627 A NL7809627 A NL 7809627A
- Authority
- NL
- Netherlands
- Prior art keywords
- optical writing
- display device
- control device
- writing registration
- registration
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/7605—Television signal recording on discs or drums
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/835,589 US4160270A (en) | 1977-09-22 | 1977-09-22 | Tracking servo system for video disc player/recorder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7809627A true NL7809627A (en) | 1979-03-26 |
Family
ID=25269900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7809627A NL7809627A (en) | 1977-09-22 | 1978-09-21 | CONTROL DEVICE FOR AN OPTICAL WRITING REGISTRATION / DISPLAY DEVICE. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4160270A (en) |
| JP (1) | JPS5458005A (en) |
| DE (1) | DE2841096A1 (en) |
| FR (1) | FR2404277A1 (en) |
| NL (1) | NL7809627A (en) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5925300B2 (en) * | 1977-12-28 | 1984-06-16 | 日本ビクター株式会社 | Automatic feed tracking device for information signal reproducing equipment |
| JPS6040093B2 (en) * | 1978-09-09 | 1985-09-09 | パイオニアビデオ株式会社 | Tracking servo retraction device |
| US4310910A (en) * | 1978-09-19 | 1982-01-12 | Rca Corporation | Optimal polarization for the optical readout of high density video recording |
| US4234837A (en) * | 1979-01-12 | 1980-11-18 | Mca Discovision, Inc. | Digital center tracking system |
| US4236105A (en) * | 1979-01-12 | 1980-11-25 | Mca Discovision, Inc. | Digital center tracking system |
| JPS6030016B2 (en) * | 1979-09-25 | 1985-07-13 | 日本ビクター株式会社 | Servo system for disk-shaped recording medium recording and/or playback device |
| JPS6331218Y2 (en) * | 1979-11-08 | 1988-08-22 | ||
| US4445153A (en) * | 1980-03-07 | 1984-04-24 | Ricoh Company, Ltd. | Method of correcting track misalignment of floppy disc and apparatus therefor |
| US4340949A (en) * | 1980-07-31 | 1982-07-20 | Rca Corporation | Processor controlled video disc servo system |
| US4365324A (en) * | 1980-11-19 | 1982-12-21 | Rca Corporation | Eccentricity control device |
| JPS57181482A (en) * | 1981-05-01 | 1982-11-08 | Toshiba Corp | Disc device |
| US4443869A (en) * | 1981-09-28 | 1984-04-17 | Rca Corporation | Track jump servo system for disc player |
| KR880000999B1 (en) * | 1981-11-25 | 1988-06-10 | 미쓰다 가쓰시게 | Optical memory apparatus |
| US4543621A (en) * | 1982-06-10 | 1985-09-24 | Datacopy Corporation | Spiral track disk drive |
| US4516231A (en) * | 1982-08-26 | 1985-05-07 | Rca Corporation | Optical disc system having momentum compensation |
| US4832456A (en) * | 1986-03-04 | 1989-05-23 | Semiconductor Energy Laboratory Co., Ltd. | Liquid crystal disc memory with circular grooves for auto-focusing of write-in beam |
| DE3704146A1 (en) * | 1987-02-11 | 1988-09-29 | Basf Ag | LASER OPTICAL WRITING AND READING PROCESS |
| US4980882A (en) * | 1987-04-06 | 1990-12-25 | Storage Technology Corporation Partners Ii | Optical disk for detesting and distinguishing servo tracks from data tracks |
| US5016992A (en) * | 1989-03-16 | 1991-05-21 | Forschungszentrum Julich Gmbh | Method of and apparatus for the reading of magnetically stored information |
| DE4127840A1 (en) * | 1991-08-22 | 1993-02-25 | Thomson Brandt Gmbh | OPTICAL SCANNER |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3381086A (en) * | 1962-08-16 | 1968-04-30 | Minnesota Mining & Mfg | Reproduction of television signals from photographic disc recordings |
| US3423524A (en) * | 1965-01-05 | 1969-01-21 | Minnesota Mining & Mfg | Recording system |
| US3530258A (en) * | 1968-06-28 | 1970-09-22 | Mca Technology Inc | Video signal transducer having servo controlled flexible fiber optic track centering |
| US3737877A (en) * | 1970-09-24 | 1973-06-05 | Energy Conversion Devices Inc | Data storage system with coarse and fine directing means |
| NL173343C (en) * | 1972-03-29 | 1984-01-02 | Philips Nv | Apparatus for reading a disc-shaped record carrier with image and / or audio signals encoded in optical form. |
| US3829622A (en) * | 1972-10-24 | 1974-08-13 | Mca Disco Vision | Video disc player with variably biased pneumatic head |
| US3944727A (en) * | 1972-10-24 | 1976-03-16 | Mca Discovision, Inc. | Video disc player with movable mirror for directing light beam onto reflective disc |
| US3924062A (en) * | 1972-10-24 | 1975-12-02 | Mca Disco Vision | Disc record with skipped standard video increments and continuous audio increments and a method and apparatus for reproduction |
| US3908076A (en) * | 1972-10-24 | 1975-09-23 | Mca Disco Vision | Extended play videodisc recording system |
| US3931460A (en) * | 1974-02-04 | 1976-01-06 | Zenith Radio Corporation | Video disc with multiturn undulating storage track |
| US3983317A (en) * | 1974-12-09 | 1976-09-28 | Teletype Corporation | Astigmatizer for laser recording and reproducing system |
| DE2522405C2 (en) * | 1975-05-21 | 1982-04-15 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Multi-channel optical disk storage system for storing digital information |
| DE2630381C2 (en) * | 1975-07-07 | 1983-05-26 | Pioneer Electronic Corp., Tokyo | Optical reader |
| NL7509906A (en) * | 1975-08-21 | 1977-02-23 | Philips Nv | DEVICE FOR READING A DISK-SHAPED REGISTRATION CARRIER. |
| FR2326006A1 (en) * | 1975-09-26 | 1977-04-22 | Thomson Brandt | PROCEDURE FOR CONTROLLING THE START-UP AND STOPPING OF THE READING OF A RECORDING MEDIA, RECORDING MEDIA AND APPARATUS FOR IMPLEMENTING THIS PROCESS |
| US4065786A (en) * | 1975-09-30 | 1977-12-27 | Rca Corporation | Videodisc playback system |
| GB1577133A (en) * | 1976-03-19 | 1980-10-22 | Rca Corp | Video information record and playback apparatus |
-
1977
- 1977-09-22 US US05/835,589 patent/US4160270A/en not_active Expired - Lifetime
-
1978
- 1978-09-20 JP JP11644378A patent/JPS5458005A/en active Pending
- 1978-09-21 NL NL7809627A patent/NL7809627A/en not_active Application Discontinuation
- 1978-09-21 FR FR7827086A patent/FR2404277A1/en active Pending
- 1978-09-21 DE DE19782841096 patent/DE2841096A1/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5458005A (en) | 1979-05-10 |
| DE2841096A1 (en) | 1979-04-05 |
| US4160270A (en) | 1979-07-03 |
| FR2404277A1 (en) | 1979-04-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |